Convergence of Padé approximants to \(e^{-z}\) on unbounded sets

DOI10.1016/0021-9045(75)90029-5zbMath0304.65015OpenAlexW1965566236MaRDI QIDQ1216915

Richard S. Varga, Edward B. Saff

Publication date: 1975

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(75)90029-5

Mathematics Subject Classification ID

Numerical smoothing, curve fitting (65D10) Approximation in the complex plane (30E10) General theory of numerical methods in complex analysis (potential theory, etc.) (65E05)

Related Items (2)

Geometric convergence of rational approximations to \(e^{-z}\) in infinite sectors ⋮ On certain order constrained Chebyshev rational approximations

Cites Work

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• Chebyshev rational approximations to certain entire functions in \([0,+\infty)\)
• The zeros of the partial sums of the exponential function
• On Higher Order Stable Implicit Methods for Solving Parabolic Partial Differential Equations
• Discretization Errors for Well‐Set Cauchy Problems. I.
• A-Stable Methods and Padé Approximations to the Exponential
• The Zeros of the Partial Sums of e z
• Rational approximation to \(e^{-x}\)

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